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By far the most difficult part of |
By far the most difficult part of |
113 |
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114 |
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- zeroth solution using hand-made cardboard optomechanical discs |
115 |
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116 |
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- bad idea |
117 |
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118 |
- the first solution using only small LEGO cogwheels |
- the first solution using only small LEGO cogwheels |
119 |
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- easier to construct, still too easily hopping over |
121 |
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- the second solution using non-LEGO cogwheels |
- the second solution using non-LEGO cogwheels |
123 |
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- ??? |
125 |
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- so far final solution using mouse's own grid wheel |
- so far final solution using mouse's own grid wheel |
127 |
and LEGO tires |
and LEGO tires |
128 |
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129 |
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- easy to construct, reliable |
130 |
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131 |
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- best part = 132-old, but the shaped tyres will also do |
132 |
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133 |
An example custom controller for a particular user interface |
An example custom controller for a particular user interface |
134 |
============================================================ |
============================================================ |
135 |
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Pros: |
Pros: |
208 |
- cheapness, |
- cheap |
209 |
- easy to build |
- easy to build |
210 |
- reusable parts |
- reusable parts |
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- fun |
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211 |
- USB -> can attach as many as we want, simple to use |
- USB -> can attach as many as we want, simple to use |
212 |
programmatically e.g. in Linux |
programmatically e.g. in Linux |
213 |
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- taps to several computer scientists' hidden background in LEGO building. |
214 |
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- fun |
215 |
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216 |
Cons: |
Cons: |
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218 |
- shape edged, unconformtable |
- shape edged, uncomfortable |
219 |
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220 |
- several options for design |
- several options for design |
221 |
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222 |
- slopes + inverse slopes octagon |
- slopes + inverse slopes octagon |
223 |
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224 |
- rounded bricks |
- rounded bricks |
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- wedges |
- wedges |
227 |
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- more ergonomic handles could be made by covering |
- more ergonomic handles could be made by covering |
229 |
LEGO handles with modelling "pasta" / paste / something |
LEGO handles with modelling "pasta" / paste / something |
230 |
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231 |
- weak (legos may break apart) |
- weak (legos may break apart) |
232 |
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- requires careful construction |
- requires careful construction |
234 |
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- see tips section |
236 |
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237 |
- gluing parts |
- gluing parts |
238 |
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- mechanical looseness |
240 |
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- some inevitable |
242 |
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- humans used to some |
243 |
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- can be alleviated to a great degree by careful construction |
245 |
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- see tips |
247 |
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248 |
- requires calibration |
- requires calibration |
249 |
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250 |
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- having to explain to budget counters purchases of LEGO sets with |
251 |
Some solutions for cons: |
interesting names (or bricklink purchases) |
252 |
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